Professional Courses
Industry-relevant training in Business, Technology, and Design to help professionals and graduates upskill for real-world careers.
Categories
Interactive Games
Fun, engaging games to boost memory, math fluency, typing speed, and English skillsβperfect for learners of all ages.
Typing
Memory
Math
English Adventures
Knowledge
Enroll to start learning
Youβve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take mock test.
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the primary function of a transformer?
π‘ Hint: Think about what happens in power transmission.
Question 2
Easy
What are the two types of transformers?
π‘ Hint: Consider what happens to the voltage.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What is the main function of a transformer?
- To generate power
- To change voltage levels
- To store energy
π‘ Hint: What is their main role in electricity transmission?
Question 2
AC generators convert mechanical energy into electrical energy.
- True
- False
π‘ Hint: Think about the action involved in power generation.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Design a transformer to step down a 240V AC supply to 60V. If the primary coil has 100 turns, how many turns should the secondary coil have?
π‘ Hint: What ratio do you need to achieve for the needed voltage drop?
Question 2
An AC generator's coil has 200 turns, an area of 0.5 mΒ², and operates in a magnetic field of 0.8 T with an angular velocity of 50 rad/s. What is the emf generated?
π‘ Hint: Remember to consider all variables' impact on the generated emf.
Challenge and get performance evaluation